Upgrade your scooter's performance with the GY6-150 Variator Set, designed specifically for GY6 125/150cc air-cooling 4 stroke.This kit is essential for enhancing speed and efficiency.The variator pulley diameter is 106mm, and the fan diameter is 114mm, a fit for your scooter's engine.The 24mm hole diameter accommodates necessary components, while the 19-tooth spline on the variator fan hole ensures smooth and consistent power transfer, contributing to better acceleration.The GY6-150 Variator Set features bushing dimensions of 23.95mm outer diameter, 15mm inner diameter, and 51.4mm length, designed to withstand regular use.The 18mm variator roller diameter and 14mm length are engineered for performance, with each roller weighing approximately 14.1 grams.Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.